Finding the Third Proportional to 18,523.69 and 28,729.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,523.69 : 28,729.69 = 28,729.69 : x
2. Step 2: Convert to fraction form
   18,523.69/28,729.69 = 28,729.69/x
3. Step 3: Cross multiply
   18,523.69x = 28,729.69 × 28,729.69
4. Step 4: Simplify right side
   18,523.69x = 825,394,943.85
5. Step 5: Solve for x
   x = 825,394,943.85/18,523.69
6. Step 6: Final answer
   x = 44,558.89